On Tue, 27 Oct 2015, Rodrigo Vivi <rodrigo.vivi@xxxxxxxxx> wrote:
> Kabylake is a Intel® Processor containing Intel® HD Graphics
> following Skylake.
>
> It is Gen9p5, so it inherits everything from Skylake.
>
> First version adding PCI IDs was also defining the platform
> with is_skylake=1. But this was bringing even more confusion
> to the platform definitions.
>
> So let's start by adding the platform separated from Skylake
> but reusing most of all features, functions etc. Later we
> rebase the PCI-ID patch so we don't replace what original
> Author did there.
>
> Few IS_SKYLAKEs if statements are not being covered by this patch
> on purpose:
> - Workarounds: Kabylake is derivated from Skylake H0 so no
> W/As apply here. Also Jani already reworked
> the REVID in a way that they will be only
> applied to the right platform and stepping
> without any extra work required here.
> - GuC: A following patch removes Kabylake support with an
> explanation: No firmware available yet.
> - DMC/CSR: Done in a separated patch since we need to be carefull
> and load the version for revision 7 since
> Kabylake is Skylake H0.
I think in this case the commit message could be cleaner without all of
the history.
I think you've missed updates to intel_i2c.c.
Otherwise LGTM.
BR,
Jani.
>
> Signed-off-by: Rodrigo Vivi <rodrigo.vivi@xxxxxxxxx>
> ---
> drivers/gpu/drm/i915/i915_debugfs.c | 16 +++++++-----
> drivers/gpu/drm/i915/i915_dma.c | 3 ++-
> drivers/gpu/drm/i915/i915_drv.c | 44 ++++++++++++++++++++++++++++-----
> drivers/gpu/drm/i915/i915_drv.h | 6 +++--
> drivers/gpu/drm/i915/i915_gem_stolen.c | 3 ++-
> drivers/gpu/drm/i915/intel_audio.c | 9 ++++---
> drivers/gpu/drm/i915/intel_ddi.c | 16 ++++++------
> drivers/gpu/drm/i915/intel_display.c | 12 ++++-----
> drivers/gpu/drm/i915/intel_dp.c | 6 ++---
> drivers/gpu/drm/i915/intel_fbc.c | 3 ++-
> drivers/gpu/drm/i915/intel_mocs.c | 2 +-
> drivers/gpu/drm/i915/intel_pm.c | 11 +++++----
> drivers/gpu/drm/i915/intel_runtime_pm.c | 2 +-
> 13 files changed, 88 insertions(+), 45 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
> index eca94d0..5125aa5 100644
> --- a/drivers/gpu/drm/i915/i915_debugfs.c
> +++ b/drivers/gpu/drm/i915/i915_debugfs.c
> @@ -1252,18 +1252,21 @@ static int i915_frequency_info(struct seq_file *m, void *unused)
>
> max_freq = (IS_BROXTON(dev) ? rp_state_cap >> 0 :
> rp_state_cap >> 16) & 0xff;
> - max_freq *= (IS_SKYLAKE(dev) ? GEN9_FREQ_SCALER : 1);
> + max_freq *= (IS_SKYLAKE(dev) || IS_KABYLAKE(dev) ?
> + GEN9_FREQ_SCALER : 1);
> seq_printf(m, "Lowest (RPN) frequency: %dMHz\n",
> intel_gpu_freq(dev_priv, max_freq));
>
> max_freq = (rp_state_cap & 0xff00) >> 8;
> - max_freq *= (IS_SKYLAKE(dev) ? GEN9_FREQ_SCALER : 1);
> + max_freq *= (IS_SKYLAKE(dev) || IS_KABYLAKE(dev) ?
> + GEN9_FREQ_SCALER : 1);
> seq_printf(m, "Nominal (RP1) frequency: %dMHz\n",
> intel_gpu_freq(dev_priv, max_freq));
>
> max_freq = (IS_BROXTON(dev) ? rp_state_cap >> 16 :
> rp_state_cap >> 0) & 0xff;
> - max_freq *= (IS_SKYLAKE(dev) ? GEN9_FREQ_SCALER : 1);
> + max_freq *= (IS_SKYLAKE(dev) || IS_KABYLAKE(dev) ?
> + GEN9_FREQ_SCALER : 1);
> seq_printf(m, "Max non-overclocked (RP0) frequency: %dMHz\n",
> intel_gpu_freq(dev_priv, max_freq));
> seq_printf(m, "Max overclocked frequency: %dMHz\n",
> @@ -1801,7 +1804,7 @@ static int i915_ring_freq_table(struct seq_file *m, void *unused)
> if (ret)
> goto out;
>
> - if (IS_SKYLAKE(dev)) {
> + if (IS_SKYLAKE(dev) || IS_KABYLAKE(dev)) {
> /* Convert GT frequency to 50 HZ units */
> min_gpu_freq =
> dev_priv->rps.min_freq_softlimit / GEN9_FREQ_SCALER;
> @@ -1821,7 +1824,8 @@ static int i915_ring_freq_table(struct seq_file *m, void *unused)
> &ia_freq);
> seq_printf(m, "%d\t\t%d\t\t\t\t%d\n",
> intel_gpu_freq(dev_priv, (gpu_freq *
> - (IS_SKYLAKE(dev) ? GEN9_FREQ_SCALER : 1))),
> + (IS_SKYLAKE(dev) || IS_KABYLAKE(dev) ?
> + GEN9_FREQ_SCALER : 1))),
> ((ia_freq >> 0) & 0xff) * 100,
> ((ia_freq >> 8) & 0xff) * 100);
> }
> @@ -5029,7 +5033,7 @@ static void gen9_sseu_device_status(struct drm_device *dev,
>
> stat->slice_total++;
>
> - if (IS_SKYLAKE(dev))
> + if (IS_SKYLAKE(dev) || IS_KABYLAKE(dev))
> ss_cnt = INTEL_INFO(dev)->subslice_per_slice;
>
> for (ss = 0; ss < ss_max; ss++) {
> diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c
> index 2336af9..ddd1d46 100644
> --- a/drivers/gpu/drm/i915/i915_dma.c
> +++ b/drivers/gpu/drm/i915/i915_dma.c
> @@ -668,7 +668,8 @@ static void gen9_sseu_info_init(struct drm_device *dev)
> * supports EU power gating on devices with more than one EU
> * pair per subslice.
> */
> - info->has_slice_pg = (IS_SKYLAKE(dev) && (info->slice_total > 1));
> + info->has_slice_pg = ((IS_SKYLAKE(dev) || IS_KABYLAKE(dev)) &&
> + (info->slice_total > 1));
> info->has_subslice_pg = (IS_BROXTON(dev) && (info->subslice_total > 1));
> info->has_eu_pg = (info->eu_per_subslice > 2);
> }
> diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
> index 70f9d3d..c9e80fb 100644
> --- a/drivers/gpu/drm/i915/i915_drv.c
> +++ b/drivers/gpu/drm/i915/i915_drv.c
> @@ -395,6 +395,36 @@ static const struct intel_device_info intel_broxton_info = {
> IVB_CURSOR_OFFSETS,
> };
>
> +static const struct intel_device_info intel_kabylake_info = {
> + .is_preliminary = 1,
> + .is_kabylake = 1,
> + .gen = 9,
> + .num_pipes = 3,
> + .need_gfx_hws = 1, .has_hotplug = 1,
> + .ring_mask = RENDER_RING | BSD_RING | BLT_RING | VEBOX_RING,
> + .has_llc = 1,
> + .has_ddi = 1,
> + .has_fpga_dbg = 1,
> + .has_fbc = 1,
> + GEN_DEFAULT_PIPEOFFSETS,
> + IVB_CURSOR_OFFSETS,
> +};
> +
> +static const struct intel_device_info intel_kabylake_gt3_info = {
> + .is_preliminary = 1,
> + .is_kabylake = 1,
> + .gen = 9,
> + .num_pipes = 3,
> + .need_gfx_hws = 1, .has_hotplug = 1,
> + .ring_mask = RENDER_RING | BSD_RING | BLT_RING | VEBOX_RING | BSD2_RING,
> + .has_llc = 1,
> + .has_ddi = 1,
> + .has_fpga_dbg = 1,
> + .has_fbc = 1,
> + GEN_DEFAULT_PIPEOFFSETS,
> + IVB_CURSOR_OFFSETS,
> +};
> +
> /*
> * Make sure any device matches here are from most specific to most
> * general. For example, since the Quanta match is based on the subsystem
> @@ -464,7 +494,7 @@ static enum intel_pch intel_virt_detect_pch(struct drm_device *dev)
> } else if (IS_HASWELL(dev) || IS_BROADWELL(dev)) {
> ret = PCH_LPT;
> DRM_DEBUG_KMS("Assuming LynxPoint PCH\n");
> - } else if (IS_SKYLAKE(dev)) {
> + } else if (IS_SKYLAKE(dev) || IS_KABYLAKE(dev)) {
> ret = PCH_SPT;
> DRM_DEBUG_KMS("Assuming SunrisePoint PCH\n");
> }
> @@ -527,11 +557,13 @@ void intel_detect_pch(struct drm_device *dev)
> } else if (id == INTEL_PCH_SPT_DEVICE_ID_TYPE) {
> dev_priv->pch_type = PCH_SPT;
> DRM_DEBUG_KMS("Found SunrisePoint PCH\n");
> - WARN_ON(!IS_SKYLAKE(dev));
> + WARN_ON(!IS_SKYLAKE(dev) &&
> + !IS_KABYLAKE(dev));
> } else if (id == INTEL_PCH_SPT_LP_DEVICE_ID_TYPE) {
> dev_priv->pch_type = PCH_SPT;
> DRM_DEBUG_KMS("Found SunrisePoint LP PCH\n");
> - WARN_ON(!IS_SKYLAKE(dev));
> + WARN_ON(!IS_SKYLAKE(dev) &&
> + !IS_KABYLAKE(dev));
> } else if (id == INTEL_PCH_P2X_DEVICE_ID_TYPE) {
> dev_priv->pch_type = intel_virt_detect_pch(dev);
> } else
> @@ -839,7 +871,7 @@ static int i915_drm_resume_early(struct drm_device *dev)
>
> if (IS_BROXTON(dev))
> ret = bxt_resume_prepare(dev_priv);
> - else if (IS_SKYLAKE(dev_priv))
> + else if (IS_SKYLAKE(dev_priv) || IS_KABYLAKE(dev_priv))
> ret = skl_resume_prepare(dev_priv);
> else if (IS_HASWELL(dev_priv) || IS_BROADWELL(dev_priv))
> hsw_disable_pc8(dev_priv);
> @@ -1586,7 +1618,7 @@ static int intel_runtime_resume(struct device *device)
>
> if (IS_BROXTON(dev))
> ret = bxt_resume_prepare(dev_priv);
> - else if (IS_SKYLAKE(dev))
> + else if (IS_SKYLAKE(dev) || IS_KABYLAKE(dev))
> ret = skl_resume_prepare(dev_priv);
> else if (IS_HASWELL(dev_priv) || IS_BROADWELL(dev_priv))
> hsw_disable_pc8(dev_priv);
> @@ -1630,7 +1662,7 @@ static int intel_suspend_complete(struct drm_i915_private *dev_priv)
>
> if (IS_BROXTON(dev_priv))
> ret = bxt_suspend_complete(dev_priv);
> - else if (IS_SKYLAKE(dev_priv))
> + else if (IS_SKYLAKE(dev_priv) || IS_KABYLAKE(dev_priv))
> ret = skl_suspend_complete(dev_priv);
> else if (IS_HASWELL(dev_priv) || IS_BROADWELL(dev_priv))
> ret = hsw_suspend_complete(dev_priv);
> diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
> index 565e63a..3982d1a 100644
> --- a/drivers/gpu/drm/i915/i915_drv.h
> +++ b/drivers/gpu/drm/i915/i915_drv.h
> @@ -766,6 +766,7 @@ struct intel_csr {
> func(is_haswell) sep \
> func(is_skylake) sep \
> func(is_broxton) sep \
> + func(is_kabylake) sep \
> func(is_preliminary) sep \
> func(has_fbc) sep \
> func(has_pipe_cxsr) sep \
> @@ -2477,6 +2478,7 @@ struct drm_i915_cmd_table {
> #define IS_BROADWELL(dev) (!INTEL_INFO(dev)->is_valleyview && IS_GEN8(dev))
> #define IS_SKYLAKE(dev) (INTEL_INFO(dev)->is_skylake)
> #define IS_BROXTON(dev) (INTEL_INFO(dev)->is_broxton)
> +#define IS_KABYLAKE(dev) (INTEL_INFO(dev)->is_kabylake)
> #define IS_MOBILE(dev) (INTEL_INFO(dev)->is_mobile)
> #define IS_HSW_EARLY_SDV(dev) (IS_HASWELL(dev) && \
> (INTEL_DEVID(dev) & 0xFF00) == 0x0C00)
> @@ -2597,10 +2599,10 @@ struct drm_i915_cmd_table {
> #define HAS_FPGA_DBG_UNCLAIMED(dev) (INTEL_INFO(dev)->has_fpga_dbg)
> #define HAS_PSR(dev) (IS_HASWELL(dev) || IS_BROADWELL(dev) || \
> IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(dev) || \
> - IS_SKYLAKE(dev))
> + IS_SKYLAKE(dev) || IS_KABYLAKE(dev))
> #define HAS_RUNTIME_PM(dev) (IS_GEN6(dev) || IS_HASWELL(dev) || \
> IS_BROADWELL(dev) || IS_VALLEYVIEW(dev) || \
> - IS_SKYLAKE(dev))
> + IS_SKYLAKE(dev) || IS_KABYLAKE(dev))
> #define HAS_RC6(dev) (INTEL_INFO(dev)->gen >= 6)
> #define HAS_RC6p(dev) (INTEL_INFO(dev)->gen == 6 || IS_IVYBRIDGE(dev))
>
> diff --git a/drivers/gpu/drm/i915/i915_gem_stolen.c b/drivers/gpu/drm/i915/i915_gem_stolen.c
> index cdacf3f..598ed2f 100644
> --- a/drivers/gpu/drm/i915/i915_gem_stolen.c
> +++ b/drivers/gpu/drm/i915/i915_gem_stolen.c
> @@ -433,7 +433,8 @@ int i915_gem_init_stolen(struct drm_device *dev)
> &reserved_size);
> break;
> default:
> - if (IS_BROADWELL(dev_priv) || IS_SKYLAKE(dev_priv))
> + if (IS_BROADWELL(dev_priv) ||
> + IS_SKYLAKE(dev_priv) || IS_KABYLAKE(dev))
> bdw_get_stolen_reserved(dev_priv, &reserved_base,
> &reserved_size);
> else
> diff --git a/drivers/gpu/drm/i915/intel_audio.c b/drivers/gpu/drm/i915/intel_audio.c
> index 4dccd9b..63d4706 100644
> --- a/drivers/gpu/drm/i915/intel_audio.c
> +++ b/drivers/gpu/drm/i915/intel_audio.c
> @@ -591,7 +591,7 @@ static void i915_audio_component_codec_wake_override(struct device *dev,
> struct drm_i915_private *dev_priv = dev_to_i915(dev);
> u32 tmp;
>
> - if (!IS_SKYLAKE(dev_priv))
> + if (!IS_SKYLAKE(dev_priv) && !IS_KABYLAKE(dev_priv))
> return;
>
> /*
> @@ -642,10 +642,11 @@ static int i915_audio_component_sync_audio_rate(struct device *dev,
> u32 tmp;
> int n;
>
> - /* HSW, BDW SKL need this fix */
> + /* HSW, BDW, SKL, KBL need this fix */
> if (!IS_SKYLAKE(dev_priv) &&
> - !IS_BROADWELL(dev_priv) &&
> - !IS_HASWELL(dev_priv))
> + !IS_KABYLAKE(dev_priv) &&
> + !IS_BROADWELL(dev_priv) &&
> + !IS_HASWELL(dev_priv))
> return 0;
>
> mutex_lock(&dev_priv->av_mutex);
> diff --git a/drivers/gpu/drm/i915/intel_ddi.c b/drivers/gpu/drm/i915/intel_ddi.c
> index a163741..8dd9fae 100644
> --- a/drivers/gpu/drm/i915/intel_ddi.c
> +++ b/drivers/gpu/drm/i915/intel_ddi.c
> @@ -448,7 +448,7 @@ static void intel_prepare_ddi_buffers(struct drm_device *dev, enum port port,
> bxt_ddi_vswing_sequence(dev, hdmi_level, port,
> INTEL_OUTPUT_HDMI);
> return;
> - } else if (IS_SKYLAKE(dev)) {
> + } else if (IS_SKYLAKE(dev) || IS_KABYLAKE(dev)) {
> ddi_translations_fdi = NULL;
> ddi_translations_dp =
> skl_get_buf_trans_dp(dev, &n_dp_entries);
> @@ -1184,7 +1184,7 @@ void intel_ddi_clock_get(struct intel_encoder *encoder,
>
> if (INTEL_INFO(dev)->gen <= 8)
> hsw_ddi_clock_get(encoder, pipe_config);
> - else if (IS_SKYLAKE(dev))
> + else if (IS_SKYLAKE(dev) || IS_KABYLAKE(dev))
> skl_ddi_clock_get(encoder, pipe_config);
> else if (IS_BROXTON(dev))
> bxt_ddi_clock_get(encoder, pipe_config);
> @@ -1768,7 +1768,7 @@ bool intel_ddi_pll_select(struct intel_crtc *intel_crtc,
> struct intel_encoder *intel_encoder =
> intel_ddi_get_crtc_new_encoder(crtc_state);
>
> - if (IS_SKYLAKE(dev))
> + if (IS_SKYLAKE(dev) || IS_KABYLAKE(dev))
> return skl_ddi_pll_select(intel_crtc, crtc_state,
> intel_encoder);
> else if (IS_BROXTON(dev))
> @@ -2251,7 +2251,7 @@ uint32_t ddi_signal_levels(struct intel_dp *intel_dp)
>
> level = translate_signal_level(signal_levels);
>
> - if (IS_SKYLAKE(dev))
> + if (IS_SKYLAKE(dev) || IS_KABYLAKE(dev))
> skl_ddi_set_iboost(dev, level, port, encoder->type);
> else if (IS_BROXTON(dev))
> bxt_ddi_vswing_sequence(dev, level, port, encoder->type);
> @@ -2274,7 +2274,7 @@ static void intel_ddi_pre_enable(struct intel_encoder *intel_encoder)
> intel_edp_panel_on(intel_dp);
> }
>
> - if (IS_SKYLAKE(dev)) {
> + if (IS_SKYLAKE(dev) || IS_KABYLAKE(dev)) {
> uint32_t dpll = crtc->config->ddi_pll_sel;
> uint32_t val;
>
> @@ -2369,7 +2369,7 @@ static void intel_ddi_post_disable(struct intel_encoder *intel_encoder)
> intel_edp_panel_off(intel_dp);
> }
>
> - if (IS_SKYLAKE(dev))
> + if (IS_SKYLAKE(dev) || IS_KABYLAKE(dev))
> I915_WRITE(DPLL_CTRL2, (I915_READ(DPLL_CTRL2) |
> DPLL_CTRL2_DDI_CLK_OFF(port)));
> else if (INTEL_INFO(dev)->gen < 9)
> @@ -2937,14 +2937,14 @@ void intel_ddi_pll_init(struct drm_device *dev)
> struct drm_i915_private *dev_priv = dev->dev_private;
> uint32_t val = I915_READ(LCPLL_CTL);
>
> - if (IS_SKYLAKE(dev))
> + if (IS_SKYLAKE(dev) || IS_KABYLAKE(dev))
> skl_shared_dplls_init(dev_priv);
> else if (IS_BROXTON(dev))
> bxt_shared_dplls_init(dev_priv);
> else
> hsw_shared_dplls_init(dev_priv);
>
> - if (IS_SKYLAKE(dev)) {
> + if (IS_SKYLAKE(dev) || IS_KABYLAKE(dev)) {
> int cdclk_freq;
>
> cdclk_freq = dev_priv->display.get_display_clock_speed(dev);
> diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
> index 3390fcc..f19b306 100644
> --- a/drivers/gpu/drm/i915/intel_display.c
> +++ b/drivers/gpu/drm/i915/intel_display.c
> @@ -5301,7 +5301,7 @@ static void intel_update_max_cdclk(struct drm_device *dev)
> {
> struct drm_i915_private *dev_priv = dev->dev_private;
>
> - if (IS_SKYLAKE(dev)) {
> + if (IS_SKYLAKE(dev) || IS_KABYLAKE(dev)) {
> u32 limit = I915_READ(SKL_DFSM) & SKL_DFSM_CDCLK_LIMIT_MASK;
>
> if (limit == SKL_DFSM_CDCLK_LIMIT_675)
> @@ -9747,7 +9747,7 @@ static void haswell_get_ddi_port_state(struct intel_crtc *crtc,
>
> port = (tmp & TRANS_DDI_PORT_MASK) >> TRANS_DDI_PORT_SHIFT;
>
> - if (IS_SKYLAKE(dev))
> + if (IS_SKYLAKE(dev) || IS_KABYLAKE(dev))
> skylake_get_ddi_pll(dev_priv, port, pipe_config);
> else if (IS_BROXTON(dev))
> bxt_get_ddi_pll(dev_priv, port, pipe_config);
> @@ -12031,7 +12031,7 @@ static void intel_dump_pipe_config(struct intel_crtc *crtc,
> pipe_config->dpll_hw_state.pll9,
> pipe_config->dpll_hw_state.pll10,
> pipe_config->dpll_hw_state.pcsdw12);
> - } else if (IS_SKYLAKE(dev)) {
> + } else if (IS_SKYLAKE(dev) || IS_KABYLAKE(dev)) {
> DRM_DEBUG_KMS("ddi_pll_sel: %u; dpll_hw_state: "
> "ctrl1: 0x%x, cfgcr1: 0x%x, cfgcr2: 0x%x\n",
> pipe_config->ddi_pll_sel,
> @@ -14090,7 +14090,7 @@ static void intel_setup_outputs(struct drm_device *dev)
> */
> found = I915_READ(DDI_BUF_CTL(PORT_A)) & DDI_INIT_DISPLAY_DETECTED;
> /* WaIgnoreDDIAStrap: skl */
> - if (found || IS_SKYLAKE(dev))
> + if (found || IS_SKYLAKE(dev) || IS_KABYLAKE(dev))
> intel_ddi_init(dev, PORT_A);
>
> /* DDI B, C and D detection is indicated by the SFUSE_STRAP
> @@ -14106,7 +14106,7 @@ static void intel_setup_outputs(struct drm_device *dev)
> /*
> * On SKL we don't have a way to detect DDI-E so we rely on VBT.
> */
> - if (IS_SKYLAKE(dev) &&
> + if ((IS_SKYLAKE(dev) || IS_KABYLAKE(dev)) &&
> (dev_priv->vbt.ddi_port_info[PORT_E].supports_dp ||
> dev_priv->vbt.ddi_port_info[PORT_E].supports_dvi ||
> dev_priv->vbt.ddi_port_info[PORT_E].supports_hdmi))
> @@ -14551,7 +14551,7 @@ static void intel_init_display(struct drm_device *dev)
> }
>
> /* Returns the core display clock speed */
> - if (IS_SKYLAKE(dev))
> + if (IS_SKYLAKE(dev) || IS_KABYLAKE(dev))
> dev_priv->display.get_display_clock_speed =
> skylake_get_display_clock_speed;
> else if (IS_BROXTON(dev))
> diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
> index 8287df4..1cb1f3f 100644
> --- a/drivers/gpu/drm/i915/intel_dp.c
> +++ b/drivers/gpu/drm/i915/intel_dp.c
> @@ -1023,7 +1023,7 @@ intel_dp_aux_init(struct intel_dp *intel_dp, struct intel_connector *connector)
> /* On SKL we don't have Aux for port E so we rely on VBT to set
> * a proper alternate aux channel.
> */
> - if (IS_SKYLAKE(dev) && port == PORT_E) {
> + if ((IS_SKYLAKE(dev) || IS_KABYLAKE(dev)) && port == PORT_E) {
> switch (info->alternate_aux_channel) {
> case DP_AUX_B:
> porte_aux_ctl_reg = DPB_AUX_CH_CTL;
> @@ -1210,7 +1210,7 @@ intel_dp_source_rates(struct drm_device *dev, const int **source_rates)
> if (IS_BROXTON(dev)) {
> *source_rates = bxt_rates;
> size = ARRAY_SIZE(bxt_rates);
> - } else if (IS_SKYLAKE(dev)) {
> + } else if (IS_SKYLAKE(dev) || IS_KABYLAKE(dev)) {
> *source_rates = skl_rates;
> size = ARRAY_SIZE(skl_rates);
> } else {
> @@ -1530,7 +1530,7 @@ found:
> &pipe_config->dp_m2_n2);
> }
>
> - if (IS_SKYLAKE(dev) && is_edp(intel_dp))
> + if ((IS_SKYLAKE(dev) || IS_KABYLAKE(dev)) && is_edp(intel_dp))
> skl_edp_set_pll_config(pipe_config);
> else if (IS_BROXTON(dev))
> /* handled in ddi */;
> diff --git a/drivers/gpu/drm/i915/intel_fbc.c b/drivers/gpu/drm/i915/intel_fbc.c
> index cf47352..fda5fc5 100644
> --- a/drivers/gpu/drm/i915/intel_fbc.c
> +++ b/drivers/gpu/drm/i915/intel_fbc.c
> @@ -581,7 +581,8 @@ static int find_compression_threshold(struct drm_i915_private *dev_priv,
> * reserved range size, so it always assumes the maximum (8mb) is used.
> * If we enable FBC using a CFB on that memory range we'll get FIFO
> * underruns, even if that range is not reserved by the BIOS. */
> - if (IS_BROADWELL(dev_priv) || IS_SKYLAKE(dev_priv))
> + if (IS_BROADWELL(dev_priv) ||
> + IS_SKYLAKE(dev_priv) || IS_KABYLAKE(dev_priv))
> end = dev_priv->gtt.stolen_size - 8 * 1024 * 1024;
> else
> end = dev_priv->gtt.stolen_usable_size;
> diff --git a/drivers/gpu/drm/i915/intel_mocs.c b/drivers/gpu/drm/i915/intel_mocs.c
> index 6d3c6c0..b258a2a 100644
> --- a/drivers/gpu/drm/i915/intel_mocs.c
> +++ b/drivers/gpu/drm/i915/intel_mocs.c
> @@ -143,7 +143,7 @@ static bool get_mocs_settings(struct drm_device *dev,
> {
> bool result = false;
>
> - if (IS_SKYLAKE(dev)) {
> + if (IS_SKYLAKE(dev) || IS_KABYLAKE(dev)) {
> table->size = ARRAY_SIZE(skylake_mocs_table);
> table->table = skylake_mocs_table;
> result = true;
> diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
> index 7b110cd..dd63bba 100644
> --- a/drivers/gpu/drm/i915/intel_pm.c
> +++ b/drivers/gpu/drm/i915/intel_pm.c
> @@ -4567,7 +4567,8 @@ static void gen6_init_rps_frequencies(struct drm_device *dev)
> dev_priv->rps.max_freq = dev_priv->rps.rp0_freq;
>
> dev_priv->rps.efficient_freq = dev_priv->rps.rp1_freq;
> - if (IS_HASWELL(dev) || IS_BROADWELL(dev) || IS_SKYLAKE(dev)) {
> + if (IS_HASWELL(dev) || IS_BROADWELL(dev) ||
> + IS_SKYLAKE(dev) || IS_KABYLAKE(dev)) {
> ret = sandybridge_pcode_read(dev_priv,
> HSW_PCODE_DYNAMIC_DUTY_CYCLE_CONTROL,
> &ddcc_status);
> @@ -4579,7 +4580,7 @@ static void gen6_init_rps_frequencies(struct drm_device *dev)
> dev_priv->rps.max_freq);
> }
>
> - if (IS_SKYLAKE(dev)) {
> + if (IS_SKYLAKE(dev) || IS_KABYLAKE(dev)) {
> /* Store the frequency values in 16.66 MHZ units, which is
> the natural hardware unit for SKL */
> dev_priv->rps.rp0_freq *= GEN9_FREQ_SCALER;
> @@ -4935,7 +4936,7 @@ static void __gen6_update_ring_freq(struct drm_device *dev)
> /* convert DDR frequency from units of 266.6MHz to bandwidth */
> min_ring_freq = mult_frac(min_ring_freq, 8, 3);
>
> - if (IS_SKYLAKE(dev)) {
> + if (IS_SKYLAKE(dev) || IS_KABYLAKE(dev)) {
> /* Convert GT frequency to 50 HZ units */
> min_gpu_freq = dev_priv->rps.min_freq / GEN9_FREQ_SCALER;
> max_gpu_freq = dev_priv->rps.max_freq / GEN9_FREQ_SCALER;
> @@ -4953,7 +4954,7 @@ static void __gen6_update_ring_freq(struct drm_device *dev)
> int diff = max_gpu_freq - gpu_freq;
> unsigned int ia_freq = 0, ring_freq = 0;
>
> - if (IS_SKYLAKE(dev)) {
> + if (IS_SKYLAKE(dev) || IS_KABYLAKE(dev)) {
> /*
> * ring_freq = 2 * GT. ring_freq is in 100MHz units
> * No floor required for ring frequency on SKL.
> @@ -6081,7 +6082,7 @@ static void intel_gen6_powersave_work(struct work_struct *work)
> } else if (INTEL_INFO(dev)->gen >= 9) {
> gen9_enable_rc6(dev);
> gen9_enable_rps(dev);
> - if (IS_SKYLAKE(dev))
> + if (IS_SKYLAKE(dev) || IS_KABYLAKE(dev))
> __gen6_update_ring_freq(dev);
> } else if (IS_BROADWELL(dev)) {
> gen8_enable_rps(dev);
> diff --git a/drivers/gpu/drm/i915/intel_runtime_pm.c b/drivers/gpu/drm/i915/intel_runtime_pm.c
> index e50cc88..1017555 100644
> --- a/drivers/gpu/drm/i915/intel_runtime_pm.c
> +++ b/drivers/gpu/drm/i915/intel_runtime_pm.c
> @@ -1832,7 +1832,7 @@ int intel_power_domains_init(struct drm_i915_private *dev_priv)
> set_power_wells(power_domains, hsw_power_wells);
> } else if (IS_BROADWELL(dev_priv->dev)) {
> set_power_wells(power_domains, bdw_power_wells);
> - } else if (IS_SKYLAKE(dev_priv->dev)) {
> + } else if (IS_SKYLAKE(dev_priv->dev) || IS_KABYLAKE(dev_priv->dev)) {
> set_power_wells(power_domains, skl_power_wells);
> } else if (IS_BROXTON(dev_priv->dev)) {
> set_power_wells(power_domains, bxt_power_wells);
--
Jani Nikula, Intel Open Source Technology Center
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